\begin{tabular}{@{}lcccccccccc@{}}%
\toprule%
&Lasso&ENet&PCR&PLS&L{-}En&GBR&RF&Dart&FFN&N{-}En\\%
\cmidrule{2%
-%
11}%
Ridge&$1.57$&$1.73$&$-0.51$&$\textcolor{Cyan}{\textbf{-4.28}}$&$\textcolor{Cyan}{\textbf{3.13}}$&$\textcolor{Cyan}{\textbf{8.17}}$&$\textcolor{Cyan}{\textbf{6.07}}$&$\textcolor{Cyan}{\textbf{5.37}}$&$\textcolor{Cyan}{\textbf{10.49}}$&$\textcolor{Cyan}{\textbf{9.02}}$\\%
Lasso&&$1.03$&$\textcolor{Blue}{\textbf{-2.46}}$&$\textcolor{Cyan}{\textbf{-5.30}}$&$\textcolor{Cyan}{\textbf{4.28}}$&$\textcolor{Cyan}{\textbf{4.63}}$&$\textcolor{Cyan}{\textbf{4.28}}$&$\textcolor{Cyan}{\textbf{3.09}}$&$\textcolor{Cyan}{\textbf{5.65}}$&$\textcolor{Cyan}{\textbf{6.10}}$\\%
ENet&&&$\textcolor{Cyan}{\textbf{-3.12}}$&$\textcolor{Cyan}{\textbf{-5.26}}$&$\textcolor{Cyan}{\textbf{4.14}}$&$\textcolor{Cyan}{\textbf{4.50}}$&$\textcolor{Cyan}{\textbf{4.19}}$&$\textcolor{Cyan}{\textbf{2.92}}$&$\textcolor{Cyan}{\textbf{5.18}}$&$\textcolor{Cyan}{\textbf{5.98}}$\\%
PCR&&&&$\textcolor{Cyan}{\textbf{-2.78}}$&$\textcolor{Cyan}{\textbf{5.71}}$&$\textcolor{Cyan}{\textbf{5.77}}$&$\textcolor{Cyan}{\textbf{6.38}}$&$\textcolor{Cyan}{\textbf{4.05}}$&$\textcolor{Cyan}{\textbf{5.80}}$&$\textcolor{Cyan}{\textbf{7.39}}$\\%
PLS&&&&&$\textcolor{Cyan}{\textbf{6.63}}$&$\textcolor{Cyan}{\textbf{10.43}}$&$\textcolor{Cyan}{\textbf{9.40}}$&$\textcolor{Cyan}{\textbf{8.00}}$&$\textcolor{Cyan}{\textbf{11.80}}$&$\textcolor{Cyan}{\textbf{11.35}}$\\%
L{-}En&&&&&&$\textcolor{Cyan}{\textbf{3.46}}$&$\textcolor{Cyan}{\textbf{3.16}}$&$\textcolor{Blue}{\textbf{2.19}}$&$\textcolor{Cyan}{\textbf{3.89}}$&$\textcolor{Cyan}{\textbf{5.58}}$\\%
GBR&&&&&&&$\textcolor{Cyan}{\textbf{-2.89}}$&$-0.18$&$-0.68$&$\textcolor{Cyan}{\textbf{4.09}}$\\%
RF&&&&&&&&$1.16$&$1.69$&$\textcolor{Cyan}{\textbf{7.89}}$\\%
Dart&&&&&&&&&$-0.21$&$\textcolor{Blue}{\textbf{2.04}}$\\%
FFN&&&&&&&&&&$\textcolor{Cyan}{\textbf{3.73}}$\\\bottomrule%
%
\end{tabular}